public function ArgumentPluginBase::getCacheTags in Drupal 9

Same name and namespace in other branches

1. 8 core/modules/views/src/Plugin/views/argument/ArgumentPluginBase.php \Drupal\views\Plugin\views\argument\ArgumentPluginBase::getCacheTags()

The cache tags associated with this object.

When this object is modified, these cache tags will be invalidated.

Return value

string[] A set of cache tags.

Overrides CacheableDependencyInterface::getCacheTags

File

core/modules/views/src/Plugin/views/argument/ArgumentPluginBase.php, line 1310

Class

ArgumentPluginBase

Base class for argument (contextual filter) handler plugins.

Namespace

Drupal\views\Plugin\views\argument

Code

public function getCacheTags() {
  $tags = [];

  // Asks all subplugins (argument defaults, argument validator and styles).
  if (($plugin = $this
    ->getPlugin('argument_default')) && $plugin instanceof CacheableDependencyInterface) {
    $tags = Cache::mergeTags($tags, $plugin
      ->getCacheTags());
  }
  if (($plugin = $this
    ->getPlugin('argument_validator')) && $plugin instanceof CacheableDependencyInterface) {
    $tags = Cache::mergeTags($tags, $plugin
      ->getCacheTags());
  }
  if (($plugin = $this
    ->getPlugin('style')) && $plugin instanceof CacheableDependencyInterface) {
    $tags = Cache::mergeTags($tags, $plugin
      ->getCacheTags());
  }
  return $tags;
}